IELTS LISTENING – CERAMICS S5T4
Lecturer: Hi everyone today I’m going to be talking about the origins of ceramics. So, first of all, let’s start off with what is ceramic well generally speaking ceramics or what you get when you apply heat to certain in organic non-metallic solids and then allow them to cool and examples of ceramics are everyday things like earthenware pots, crockery, glassware and even concrete so how did it all begin well it all started around Q31 twenty-nine thousand years ago when humans discovered that if you dig up some soft clay from the ground mold it into a shape and then heat it up to a very high temperature when it cools the clay has been transformed into something hard and rigid and so what did those first humans do with their discovery.
Leave a ReplyWant to join the discussion?
Feel free to contribute!